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Revision 1053 - (view) (download)
| 1 : | suxen_drol | 889 | /************************************************************************** |
| 2 : | * | ||
| 3 : | * XVID 2PASS CODE | ||
| 4 : | * codec | ||
| 5 : | * | ||
| 6 : | * This program is free software; you can redistribute it and/or modify | ||
| 7 : | * it under the terms of the GNU General Public License as published by | ||
| 8 : | * the Free Software Foundation; either version 2 of the License, or | ||
| 9 : | * (at your option) any later version. | ||
| 10 : | * | ||
| 11 : | * This program is distributed in the hope that it will be useful, | ||
| 12 : | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 13 : | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 14 : | * GNU General Public License for more details. | ||
| 15 : | * | ||
| 16 : | * You should have received a copy of the GNU General Public License | ||
| 17 : | * along with this program; if not, write to the Free Software | ||
| 18 : | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
| 19 : | * | ||
| 20 : | *************************************************************************/ | ||
| 21 : | |||
| 22 : | /************************************************************************** | ||
| 23 : | * | ||
| 24 : | * History: | ||
| 25 : | * | ||
| 26 : | * 17.04.2002 changed 1st pass quant to always be 2 (2pass_update()) | ||
| 27 : | * 07.04.2002 added max bitrate constraint, overflow controls (foxer) | ||
| 28 : | * 31.03.2002 inital version; | ||
| 29 : | * | ||
| 30 : | *************************************************************************/ | ||
| 31 : | |||
| 32 : | #include <windows.h> | ||
| 33 : | #include <math.h> | ||
| 34 : | |||
| 35 : | #include "2pass.h" | ||
| 36 : | |||
| 37 : | |||
| 38 : | int codec_2pass_init(CODEC* codec) | ||
| 39 : | { | ||
| 40 : | TWOPASS *twopass = &codec->twopass; | ||
| 41 : | DWORD version = -20; | ||
| 42 : | DWORD read, wrote; | ||
| 43 : | |||
| 44 : | int frames = 0, bframes = 0, pframes = 0, credits_frames = 0, i_frames = 0, recminbsize = 0, recminpsize = 0, recminisize = 0; | ||
| 45 : | __int64 bframe_total_ext = 0, pframe_total_ext = 0, pframe_total = 0, bframe_total = 0, i_total = 0, i_total_ext = 0, i_boost_total = 0, start = 0, end = 0, start_curved = 0, end_curved = 0; | ||
| 46 : | __int64 desired = (__int64)codec->config.desired_size * 1024; | ||
| 47 : | |||
| 48 : | double total1 = 0.0; | ||
| 49 : | double total2 = 0.0; | ||
| 50 : | double dbytes, dbytes2; | ||
| 51 : | |||
| 52 : | /* ensure free() is called safely */ | ||
| 53 : | codec->twopass.hintstream = NULL; | ||
| 54 : | twopass->nns1_array = NULL; | ||
| 55 : | twopass->nns2_array = NULL; | ||
| 56 : | |||
| 57 : | if (codec->config.hinted_me) | ||
| 58 : | { | ||
| 59 : | codec->twopass.hintstream = malloc(100000); | ||
| 60 : | |||
| 61 : | if (codec->twopass.hintstream == NULL) | ||
| 62 : | { | ||
| 63 : | DEBUGERR("couldn't allocate memory for mv hints"); | ||
| 64 : | return ICERR_ERROR; | ||
| 65 : | } | ||
| 66 : | } | ||
| 67 : | |||
| 68 : | switch (codec->config.mode) | ||
| 69 : | { | ||
| 70 : | case DLG_MODE_2PASS_1 : | ||
| 71 : | twopass->stats1 = CreateFile(codec->config.stats1, GENERIC_WRITE, FILE_SHARE_READ, 0, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0); | ||
| 72 : | if (twopass->stats1 == INVALID_HANDLE_VALUE) | ||
| 73 : | { | ||
| 74 : | DEBUGERR("2pass init error - couldn't create stats1"); | ||
| 75 : | return ICERR_ERROR; | ||
| 76 : | } | ||
| 77 : | if (WriteFile(twopass->stats1, &version, sizeof(DWORD), &wrote, 0) == 0 || wrote != sizeof(DWORD)) | ||
| 78 : | { | ||
| 79 : | CloseHandle(twopass->stats1); | ||
| 80 : | twopass->stats1 = INVALID_HANDLE_VALUE; | ||
| 81 : | DEBUGERR("2pass init error - couldn't write to stats1"); | ||
| 82 : | return ICERR_ERROR; | ||
| 83 : | } | ||
| 84 : | break; | ||
| 85 : | |||
| 86 : | case DLG_MODE_2PASS_2_INT : | ||
| 87 : | case DLG_MODE_2PASS_2_EXT : | ||
| 88 : | twopass->stats1 = CreateFile(codec->config.stats1, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0); | ||
| 89 : | if (twopass->stats1 == INVALID_HANDLE_VALUE) | ||
| 90 : | { | ||
| 91 : | DEBUGERR("2pass init error - couldn't open stats1"); | ||
| 92 : | return ICERR_ERROR; | ||
| 93 : | } | ||
| 94 : | if (ReadFile(twopass->stats1, &version, sizeof(DWORD), &read, 0) == 0 || read != sizeof(DWORD)) | ||
| 95 : | { | ||
| 96 : | CloseHandle(twopass->stats1); | ||
| 97 : | twopass->stats1 = INVALID_HANDLE_VALUE; | ||
| 98 : | DEBUGERR("2pass init error - couldn't read from stats1"); | ||
| 99 : | return ICERR_ERROR; | ||
| 100 : | } | ||
| 101 : | if (version != -20) | ||
| 102 : | { | ||
| 103 : | CloseHandle(twopass->stats1); | ||
| 104 : | twopass->stats1 = INVALID_HANDLE_VALUE; | ||
| 105 : | DEBUGERR("2pass init error - wrong .stats version"); | ||
| 106 : | return ICERR_ERROR; | ||
| 107 : | } | ||
| 108 : | |||
| 109 : | twopass->nns1_array = (NNSTATS*)malloc(sizeof(NNSTATS) * 10240); | ||
| 110 : | twopass->nns2_array = (NNSTATS*)malloc(sizeof(NNSTATS) * 10240); | ||
| 111 : | twopass->nns_array_size = 10240; | ||
| 112 : | twopass->nns_array_length = 0; | ||
| 113 : | twopass->nns_array_pos = 0; | ||
| 114 : | twopass->nns_update_pos = 0; | ||
| 115 : | |||
| 116 : | edgomez | 1053 | /* read the stats file(s) into array(s) and reorder them so they */ |
| 117 : | /* correctly represent the frames that the encoder will receive. */ | ||
| 118 : | suxen_drol | 889 | if (codec->config.mode == DLG_MODE_2PASS_2_EXT) |
| 119 : | { | ||
| 120 : | if (twopass->stats2 != INVALID_HANDLE_VALUE) | ||
| 121 : | { | ||
| 122 : | CloseHandle(twopass->stats2); | ||
| 123 : | } | ||
| 124 : | |||
| 125 : | twopass->stats2 = CreateFile(codec->config.stats2, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0); | ||
| 126 : | |||
| 127 : | if (twopass->stats2 == INVALID_HANDLE_VALUE) | ||
| 128 : | { | ||
| 129 : | CloseHandle(twopass->stats1); | ||
| 130 : | twopass->stats1 = INVALID_HANDLE_VALUE; | ||
| 131 : | DEBUGERR("2pass init error - couldn't open stats2"); | ||
| 132 : | return ICERR_ERROR; | ||
| 133 : | } | ||
| 134 : | if (ReadFile(twopass->stats2, &version, sizeof(DWORD), &read, 0) == 0 || read != sizeof(DWORD)) | ||
| 135 : | { | ||
| 136 : | CloseHandle(twopass->stats1); | ||
| 137 : | twopass->stats1 = INVALID_HANDLE_VALUE; | ||
| 138 : | CloseHandle(twopass->stats2); | ||
| 139 : | twopass->stats2 = INVALID_HANDLE_VALUE; | ||
| 140 : | DEBUGERR("2pass init error - couldn't read from stats2"); | ||
| 141 : | return ICERR_ERROR; | ||
| 142 : | } | ||
| 143 : | if (version != -20) | ||
| 144 : | { | ||
| 145 : | CloseHandle(twopass->stats1); | ||
| 146 : | twopass->stats1 = INVALID_HANDLE_VALUE; | ||
| 147 : | CloseHandle(twopass->stats2); | ||
| 148 : | twopass->stats2 = INVALID_HANDLE_VALUE; | ||
| 149 : | DEBUGERR("2pass init error - wrong .stats version"); | ||
| 150 : | return ICERR_ERROR; | ||
| 151 : | } | ||
| 152 : | |||
| 153 : | while (1) | ||
| 154 : | { | ||
| 155 : | if (!ReadFile(twopass->stats1, &twopass->nns1, sizeof(NNSTATS), &read, NULL) || read != sizeof(NNSTATS) || | ||
| 156 : | !ReadFile(twopass->stats2, &twopass->nns2, sizeof(NNSTATS), &read, NULL) || read != sizeof(NNSTATS)) | ||
| 157 : | { | ||
| 158 : | DWORD err = GetLastError(); | ||
| 159 : | |||
| 160 : | if (err == ERROR_HANDLE_EOF || err == ERROR_SUCCESS) | ||
| 161 : | { | ||
| 162 : | break; | ||
| 163 : | } | ||
| 164 : | else | ||
| 165 : | { | ||
| 166 : | CloseHandle(twopass->stats1); | ||
| 167 : | CloseHandle(twopass->stats2); | ||
| 168 : | twopass->stats1 = INVALID_HANDLE_VALUE; | ||
| 169 : | twopass->stats2 = INVALID_HANDLE_VALUE; | ||
| 170 : | DEBUGERR("2pass init error - incomplete stats1/stats2 record?"); | ||
| 171 : | return ICERR_ERROR; | ||
| 172 : | } | ||
| 173 : | } | ||
| 174 : | |||
| 175 : | edgomez | 1053 | /* increase the allocated memory if necessary */ |
| 176 : | suxen_drol | 889 | if (frames >= twopass->nns_array_size) |
| 177 : | { | ||
| 178 : | twopass->nns1_array = (NNSTATS*)realloc(twopass->nns1_array, | ||
| 179 : | sizeof(NNSTATS) * (twopass->nns_array_size * 5 / 4 + 1)); | ||
| 180 : | twopass->nns2_array = (NNSTATS*)realloc(twopass->nns2_array, | ||
| 181 : | sizeof(NNSTATS) * (twopass->nns_array_size * 5 / 4 + 1)); | ||
| 182 : | twopass->nns_array_size = twopass->nns_array_size * 5 / 4 + 1; | ||
| 183 : | } | ||
| 184 : | |||
| 185 : | edgomez | 1053 | /* copy this frame's stats into the arrays */ |
| 186 : | suxen_drol | 889 | memcpy (&twopass->nns1_array[frames], &twopass->nns1, sizeof(NNSTATS)); |
| 187 : | memcpy (&twopass->nns2_array[frames], &twopass->nns2, sizeof(NNSTATS)); | ||
| 188 : | frames++; | ||
| 189 : | } | ||
| 190 : | |||
| 191 : | SetFilePointer(twopass->stats1, sizeof(DWORD), 0, FILE_BEGIN); | ||
| 192 : | SetFilePointer(twopass->stats2, sizeof(DWORD), 0, FILE_BEGIN); | ||
| 193 : | } | ||
| 194 : | edgomez | 1053 | else /* DLG_MODE_2PASS_2_INT */ |
| 195 : | suxen_drol | 889 | { |
| 196 : | while (1) | ||
| 197 : | { | ||
| 198 : | if (!ReadFile(twopass->stats1, &twopass->nns1, sizeof(NNSTATS), &read, NULL) || read != sizeof(NNSTATS)) | ||
| 199 : | { | ||
| 200 : | DWORD err = GetLastError(); | ||
| 201 : | |||
| 202 : | if (err == ERROR_HANDLE_EOF || err == ERROR_SUCCESS) | ||
| 203 : | { | ||
| 204 : | break; | ||
| 205 : | } | ||
| 206 : | else | ||
| 207 : | { | ||
| 208 : | CloseHandle(twopass->stats1); | ||
| 209 : | twopass->stats1 = INVALID_HANDLE_VALUE; | ||
| 210 : | DEBUGERR("2pass init error - incomplete stats2 record?"); | ||
| 211 : | return ICERR_ERROR; | ||
| 212 : | } | ||
| 213 : | } | ||
| 214 : | |||
| 215 : | edgomez | 1053 | /* increase the allocated memory if necessary */ |
| 216 : | suxen_drol | 889 | if (frames >= twopass->nns_array_size) |
| 217 : | { | ||
| 218 : | twopass->nns1_array = (NNSTATS*)realloc(twopass->nns1_array, | ||
| 219 : | sizeof(NNSTATS) * (twopass->nns_array_size * 5 / 4 + 1)); | ||
| 220 : | twopass->nns_array_size = twopass->nns_array_size * 5 / 4 + 1; | ||
| 221 : | } | ||
| 222 : | |||
| 223 : | edgomez | 1053 | /* copy this frame's stats into the array */ |
| 224 : | suxen_drol | 889 | memcpy (&twopass->nns1_array[frames], &twopass->nns1, sizeof(NNSTATS)); |
| 225 : | frames++; | ||
| 226 : | } | ||
| 227 : | |||
| 228 : | SetFilePointer(twopass->stats1, sizeof(DWORD), 0, FILE_BEGIN); | ||
| 229 : | } | ||
| 230 : | twopass->nns1_array = (NNSTATS*)realloc(twopass->nns1_array, sizeof(NNSTATS) * frames); | ||
| 231 : | twopass->nns2_array = (NNSTATS*)realloc(twopass->nns2_array, sizeof(NNSTATS) * frames); | ||
| 232 : | twopass->nns_array_size = frames; | ||
| 233 : | twopass->nns_array_length = frames; | ||
| 234 : | frames = 0; | ||
| 235 : | |||
| 236 : | edgomez | 1053 | /* /* this isn't necessary with the current core. */ |
| 237 : | /* reorder the array(s) so they are in the order that they were received */ | ||
| 238 : | /* IPBBPBB to */ | ||
| 239 : | /* IBBPBBP */ | ||
| 240 : | suxen_drol | 889 | for (i=0; i<twopass->nns_array_length; i++) |
| 241 : | { | ||
| 242 : | NNSTATS temp_nns, temp_nns2; | ||
| 243 : | int k, num_bframes; | ||
| 244 : | if (twopass->nns1_array[i].dd_v & NNSTATS_BFRAME) | ||
| 245 : | { | ||
| 246 : | num_bframes = 1; | ||
| 247 : | for (k=i+1; k<twopass->nns_array_length; k++) | ||
| 248 : | { | ||
| 249 : | if (twopass->nns1_array[k].dd_v & NNSTATS_BFRAME) | ||
| 250 : | num_bframes++; | ||
| 251 : | else | ||
| 252 : | k=twopass->nns_array_length; | ||
| 253 : | } | ||
| 254 : | |||
| 255 : | i--; | ||
| 256 : | memcpy (&temp_nns, &twopass->nns1_array[i], sizeof(NNSTATS)); | ||
| 257 : | if (codec->config.mode == DLG_MODE_2PASS_2_EXT) | ||
| 258 : | memcpy (&temp_nns2, &twopass->nns2_array[i], sizeof(NNSTATS)); | ||
| 259 : | |||
| 260 : | for (k=0; k<num_bframes; k++) | ||
| 261 : | { | ||
| 262 : | memcpy(&twopass->nns1_array[i], &twopass->nns1_array[i+1], sizeof(NNSTATS)); | ||
| 263 : | if (codec->config.mode == DLG_MODE_2PASS_2_EXT) | ||
| 264 : | memcpy(&twopass->nns2_array[i], &twopass->nns2_array[i+1], sizeof(NNSTATS)); | ||
| 265 : | i++; | ||
| 266 : | } | ||
| 267 : | |||
| 268 : | memcpy(&twopass->nns1_array[i], &temp_nns, sizeof(NNSTATS)); | ||
| 269 : | if (codec->config.mode == DLG_MODE_2PASS_2_EXT) | ||
| 270 : | memcpy(&twopass->nns2_array[i], &temp_nns2, sizeof(NNSTATS)); | ||
| 271 : | } | ||
| 272 : | } | ||
| 273 : | */ | ||
| 274 : | edgomez | 1053 | /* continue with the initialization.. */ |
| 275 : | suxen_drol | 889 | if (codec->config.mode == DLG_MODE_2PASS_2_EXT) |
| 276 : | { | ||
| 277 : | while (1) | ||
| 278 : | { | ||
| 279 : | if (twopass->nns_array_pos >= twopass->nns_array_length) | ||
| 280 : | { | ||
| 281 : | twopass->nns_array_pos = 0; | ||
| 282 : | break; | ||
| 283 : | } | ||
| 284 : | |||
| 285 : | memcpy(&twopass->nns1, &twopass->nns1_array[twopass->nns_array_pos], sizeof(NNSTATS)); | ||
| 286 : | memcpy(&twopass->nns2, &twopass->nns2_array[twopass->nns_array_pos], sizeof(NNSTATS)); | ||
| 287 : | twopass->nns_array_pos++; | ||
| 288 : | |||
| 289 : | /* XXX: remove | ||
| 290 : | skip unnecessary frames. | ||
| 291 : | if (twopass->nns1.dd_v & NNSTATS_SKIPFRAME || | ||
| 292 : | twopass->nns1.dd_v & NNSTATS_PADFRAME || | ||
| 293 : | twopass->nns1.dd_v & NNSTATS_DELAYFRAME) | ||
| 294 : | continue; | ||
| 295 : | */ | ||
| 296 : | |||
| 297 : | if (!codec_is_in_credits(&codec->config, frames)) | ||
| 298 : | { | ||
| 299 : | if (twopass->nns1.quant & NNSTATS_KEYFRAME) | ||
| 300 : | { | ||
| 301 : | i_total += twopass->nns2.bytes; | ||
| 302 : | i_boost_total += twopass->nns2.bytes * codec->config.keyframe_boost / 100; | ||
| 303 : | twopass->keyframe_locations[i_frames] = frames; | ||
| 304 : | ++i_frames; | ||
| 305 : | } | ||
| 306 : | else | ||
| 307 : | { | ||
| 308 : | if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 309 : | { | ||
| 310 : | bframe_total += twopass->nns1.bytes; | ||
| 311 : | bframe_total_ext += twopass->nns2.bytes; | ||
| 312 : | bframes++; | ||
| 313 : | } | ||
| 314 : | else | ||
| 315 : | { | ||
| 316 : | pframe_total += twopass->nns1.bytes; | ||
| 317 : | pframe_total_ext += twopass->nns2.bytes; | ||
| 318 : | pframes++; | ||
| 319 : | } | ||
| 320 : | } | ||
| 321 : | } | ||
| 322 : | else | ||
| 323 : | ++credits_frames; | ||
| 324 : | |||
| 325 : | if (twopass->nns1.quant & NNSTATS_KEYFRAME) | ||
| 326 : | { | ||
| 327 : | edgomez | 1053 | /* this test needs to be corrected.. */ |
| 328 : | suxen_drol | 889 | if (!(twopass->nns1.kblk + twopass->nns1.mblk)) |
| 329 : | recminisize = twopass->nns1.bytes; | ||
| 330 : | } | ||
| 331 : | else if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 332 : | { | ||
| 333 : | if (!(twopass->nns1.kblk + twopass->nns1.mblk)) | ||
| 334 : | recminbsize = twopass->nns1.bytes; | ||
| 335 : | } | ||
| 336 : | else | ||
| 337 : | { | ||
| 338 : | if (!(twopass->nns1.kblk + twopass->nns1.mblk)) | ||
| 339 : | recminpsize = twopass->nns1.bytes; | ||
| 340 : | } | ||
| 341 : | |||
| 342 : | ++frames; | ||
| 343 : | } | ||
| 344 : | twopass->keyframe_locations[i_frames] = frames; | ||
| 345 : | |||
| 346 : | twopass->movie_curve = ((double)(bframe_total_ext + pframe_total_ext + i_boost_total) / | ||
| 347 : | (bframe_total_ext + pframe_total_ext)); | ||
| 348 : | |||
| 349 : | if (bframes) | ||
| 350 : | twopass->average_bframe = (double)bframe_total_ext / bframes / twopass->movie_curve; | ||
| 351 : | |||
| 352 : | if (pframes) | ||
| 353 : | twopass->average_pframe = (double)pframe_total_ext / pframes / twopass->movie_curve; | ||
| 354 : | else | ||
| 355 : | if (bframes) | ||
| 356 : | edgomez | 1053 | twopass->average_pframe = twopass->average_bframe; /* b-frame packed bitstream fix */ |
| 357 : | suxen_drol | 889 | else |
| 358 : | { | ||
| 359 : | DEBUGERR("ERROR: No p-frames or b-frames were present in the 1st pass. Rate control cannot function properly!"); | ||
| 360 : | return ICERR_ERROR; | ||
| 361 : | } | ||
| 362 : | |||
| 363 : | |||
| 364 : | |||
| 365 : | edgomez | 1053 | /* perform prepass to compensate for over/undersizing */ |
| 366 : | suxen_drol | 889 | frames = 0; |
| 367 : | |||
| 368 : | if (codec->config.use_alt_curve) | ||
| 369 : | { | ||
| 370 : | twopass->alt_curve_low = twopass->average_pframe - twopass->average_pframe * (double)codec->config.alt_curve_low_dist / 100.0; | ||
| 371 : | twopass->alt_curve_low_diff = twopass->average_pframe - twopass->alt_curve_low; | ||
| 372 : | twopass->alt_curve_high = twopass->average_pframe + twopass->average_pframe * (double)codec->config.alt_curve_high_dist / 100.0; | ||
| 373 : | twopass->alt_curve_high_diff = twopass->alt_curve_high - twopass->average_pframe; | ||
| 374 : | if (codec->config.alt_curve_use_auto) | ||
| 375 : | { | ||
| 376 : | if (bframe_total + pframe_total > bframe_total_ext + pframe_total_ext) | ||
| 377 : | { | ||
| 378 : | codec->config.alt_curve_min_rel_qual = (int)(100.0 - (100.0 - 100.0 / | ||
| 379 : | ((double)(bframe_total + pframe_total) / (double)(bframe_total_ext + pframe_total_ext))) * | ||
| 380 : | (double)codec->config.alt_curve_auto_str / 100.0); | ||
| 381 : | |||
| 382 : | if (codec->config.alt_curve_min_rel_qual < 20) | ||
| 383 : | codec->config.alt_curve_min_rel_qual = 20; | ||
| 384 : | } | ||
| 385 : | else | ||
| 386 : | codec->config.alt_curve_min_rel_qual = 100; | ||
| 387 : | } | ||
| 388 : | twopass->alt_curve_mid_qual = (1.0 + (double)codec->config.alt_curve_min_rel_qual / 100.0) / 2.0; | ||
| 389 : | twopass->alt_curve_qual_dev = 1.0 - twopass->alt_curve_mid_qual; | ||
| 390 : | if (codec->config.alt_curve_low_dist > 100) | ||
| 391 : | { | ||
| 392 : | switch(codec->config.alt_curve_type) | ||
| 393 : | { | ||
| 394 : | edgomez | 1053 | case 2: /* Sine Curve (high aggressiveness) */ |
| 395 : | suxen_drol | 889 | twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
| 396 : | sin(DEG2RAD * (twopass->average_pframe * 90.0 / twopass->alt_curve_low_diff))); | ||
| 397 : | twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * | ||
| 398 : | sin(DEG2RAD * (twopass->average_pframe * 90.0 / twopass->alt_curve_low_diff)); | ||
| 399 : | break; | ||
| 400 : | edgomez | 1053 | case 1: /* Linear (medium aggressiveness) */ |
| 401 : | suxen_drol | 889 | twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
| 402 : | twopass->average_pframe / twopass->alt_curve_low_diff); | ||
| 403 : | twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * | ||
| 404 : | twopass->average_pframe / twopass->alt_curve_low_diff; | ||
| 405 : | break; | ||
| 406 : | edgomez | 1053 | case 0: /* Cosine Curve (low aggressiveness) */ |
| 407 : | suxen_drol | 889 | twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
| 408 : | (1.0 - cos(DEG2RAD * (twopass->average_pframe * 90.0 / twopass->alt_curve_low_diff)))); | ||
| 409 : | twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * | ||
| 410 : | (1.0 - cos(DEG2RAD * (twopass->average_pframe * 90.0 / twopass->alt_curve_low_diff))); | ||
| 411 : | } | ||
| 412 : | } | ||
| 413 : | } | ||
| 414 : | |||
| 415 : | while (1) | ||
| 416 : | { | ||
| 417 : | if (twopass->nns_array_pos >= twopass->nns_array_length) | ||
| 418 : | { | ||
| 419 : | twopass->nns_array_pos = 0; | ||
| 420 : | break; | ||
| 421 : | } | ||
| 422 : | |||
| 423 : | memcpy(&twopass->nns1, &twopass->nns1_array[twopass->nns_array_pos], sizeof(NNSTATS)); | ||
| 424 : | memcpy(&twopass->nns2, &twopass->nns2_array[twopass->nns_array_pos], sizeof(NNSTATS)); | ||
| 425 : | twopass->nns_array_pos++; | ||
| 426 : | |||
| 427 : | if (frames == 0) | ||
| 428 : | { | ||
| 429 : | twopass->minbsize = (twopass->nns1.kblk + 88) / 8; | ||
| 430 : | twopass->minpsize = (twopass->nns1.kblk + 88) / 8; | ||
| 431 : | twopass->minisize = ((twopass->nns1.kblk * 22) + 240) / 8; | ||
| 432 : | if (recminbsize > twopass->minbsize) | ||
| 433 : | twopass->minbsize = recminbsize; | ||
| 434 : | if (recminpsize > twopass->minpsize) | ||
| 435 : | twopass->minpsize = recminpsize; | ||
| 436 : | if (recminisize > twopass->minisize) | ||
| 437 : | twopass->minisize = recminisize; | ||
| 438 : | } | ||
| 439 : | |||
| 440 : | /* XXX: remove | ||
| 441 : | skip unnecessary frames. | ||
| 442 : | if (twopass->nns1.dd_v & NNSTATS_SKIPFRAME || | ||
| 443 : | twopass->nns1.dd_v & NNSTATS_PADFRAME || | ||
| 444 : | twopass->nns1.dd_v & NNSTATS_DELAYFRAME) | ||
| 445 : | continue; | ||
| 446 : | */ | ||
| 447 : | |||
| 448 : | if (!codec_is_in_credits(&codec->config, frames) && | ||
| 449 : | !(twopass->nns1.quant & NNSTATS_KEYFRAME)) | ||
| 450 : | { | ||
| 451 : | dbytes = twopass->nns2.bytes / twopass->movie_curve; | ||
| 452 : | total1 += dbytes; | ||
| 453 : | |||
| 454 : | if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 455 : | dbytes *= twopass->average_pframe / twopass->average_bframe; | ||
| 456 : | |||
| 457 : | if (codec->config.use_alt_curve) | ||
| 458 : | { | ||
| 459 : | if (dbytes > twopass->average_pframe) | ||
| 460 : | { | ||
| 461 : | if (dbytes >= twopass->alt_curve_high) | ||
| 462 : | dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev); | ||
| 463 : | else | ||
| 464 : | { | ||
| 465 : | switch(codec->config.alt_curve_type) | ||
| 466 : | { | ||
| 467 : | case 2: | ||
| 468 : | dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 469 : | sin(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_high_diff))); | ||
| 470 : | break; | ||
| 471 : | case 1: | ||
| 472 : | dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 473 : | (dbytes - twopass->average_pframe) / twopass->alt_curve_high_diff); | ||
| 474 : | break; | ||
| 475 : | case 0: | ||
| 476 : | dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 477 : | (1.0 - cos(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_high_diff)))); | ||
| 478 : | } | ||
| 479 : | } | ||
| 480 : | } | ||
| 481 : | else | ||
| 482 : | { | ||
| 483 : | if (dbytes <= twopass->alt_curve_low) | ||
| 484 : | dbytes2 = dbytes; | ||
| 485 : | else | ||
| 486 : | { | ||
| 487 : | switch(codec->config.alt_curve_type) | ||
| 488 : | { | ||
| 489 : | case 2: | ||
| 490 : | dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 491 : | sin(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_low_diff))); | ||
| 492 : | break; | ||
| 493 : | case 1: | ||
| 494 : | dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 495 : | (dbytes - twopass->average_pframe) / twopass->alt_curve_low_diff); | ||
| 496 : | break; | ||
| 497 : | case 0: | ||
| 498 : | dbytes2 = dbytes * (twopass->alt_curve_mid_qual + twopass->alt_curve_qual_dev * | ||
| 499 : | (1.0 - cos(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_low_diff)))); | ||
| 500 : | } | ||
| 501 : | } | ||
| 502 : | } | ||
| 503 : | } | ||
| 504 : | else | ||
| 505 : | { | ||
| 506 : | if (dbytes > twopass->average_pframe) | ||
| 507 : | { | ||
| 508 : | dbytes2 = ((double)dbytes + (twopass->average_pframe - dbytes) * | ||
| 509 : | codec->config.curve_compression_high / 100.0); | ||
| 510 : | } | ||
| 511 : | else | ||
| 512 : | { | ||
| 513 : | dbytes2 = ((double)dbytes + (twopass->average_pframe - dbytes) * | ||
| 514 : | codec->config.curve_compression_low / 100.0); | ||
| 515 : | } | ||
| 516 : | } | ||
| 517 : | |||
| 518 : | if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 519 : | { | ||
| 520 : | dbytes2 *= twopass->average_bframe / twopass->average_pframe; | ||
| 521 : | if (dbytes2 < twopass->minbsize) | ||
| 522 : | dbytes2 = twopass->minbsize; | ||
| 523 : | } | ||
| 524 : | else | ||
| 525 : | { | ||
| 526 : | if (dbytes2 < twopass->minpsize) | ||
| 527 : | dbytes2 = twopass->minpsize; | ||
| 528 : | } | ||
| 529 : | |||
| 530 : | total2 += dbytes2; | ||
| 531 : | } | ||
| 532 : | |||
| 533 : | ++frames; | ||
| 534 : | } | ||
| 535 : | |||
| 536 : | twopass->curve_comp_scale = total1 / total2; | ||
| 537 : | |||
| 538 : | if (!codec->config.use_alt_curve) | ||
| 539 : | { | ||
| 540 : | int asymmetric_average_frame; | ||
| 541 : | char s[100]; | ||
| 542 : | |||
| 543 : | asymmetric_average_frame = (int)(twopass->average_pframe * twopass->curve_comp_scale); | ||
| 544 : | wsprintf(s, "middle frame size for asymmetric curve compression: %i", asymmetric_average_frame); | ||
| 545 : | DEBUG2P(s); | ||
| 546 : | } | ||
| 547 : | } | ||
| 548 : | edgomez | 1053 | else /* DLG_MODE_2PASS_2_INT */ |
| 549 : | suxen_drol | 889 | { |
| 550 : | while (1) | ||
| 551 : | { | ||
| 552 : | if (twopass->nns_array_pos >= twopass->nns_array_length) | ||
| 553 : | { | ||
| 554 : | twopass->nns_array_pos = 0; | ||
| 555 : | break; | ||
| 556 : | } | ||
| 557 : | |||
| 558 : | memcpy(&twopass->nns1, &twopass->nns1_array[twopass->nns_array_pos], sizeof(NNSTATS)); | ||
| 559 : | twopass->nns_array_pos++; | ||
| 560 : | |||
| 561 : | /* XXX: remove | ||
| 562 : | skip unnecessary frames. | ||
| 563 : | if (twopass->nns1.dd_v & NNSTATS_SKIPFRAME || | ||
| 564 : | twopass->nns1.dd_v & NNSTATS_PADFRAME || | ||
| 565 : | twopass->nns1.dd_v & NNSTATS_DELAYFRAME) | ||
| 566 : | continue; | ||
| 567 : | */ | ||
| 568 : | |||
| 569 : | if (codec_is_in_credits(&codec->config, frames) == CREDITS_START) | ||
| 570 : | { | ||
| 571 : | start += twopass->nns1.bytes; | ||
| 572 : | ++credits_frames; | ||
| 573 : | } | ||
| 574 : | else if (codec_is_in_credits(&codec->config, frames) == CREDITS_END) | ||
| 575 : | { | ||
| 576 : | end += twopass->nns1.bytes; | ||
| 577 : | ++credits_frames; | ||
| 578 : | } | ||
| 579 : | else if (twopass->nns1.quant & NNSTATS_KEYFRAME) | ||
| 580 : | { | ||
| 581 : | i_total += twopass->nns1.bytes + twopass->nns1.bytes * codec->config.keyframe_boost / 100; | ||
| 582 : | twopass->keyframe_locations[i_frames] = frames; | ||
| 583 : | ++i_frames; | ||
| 584 : | } | ||
| 585 : | else | ||
| 586 : | { | ||
| 587 : | if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 588 : | { | ||
| 589 : | bframe_total += twopass->nns1.bytes; | ||
| 590 : | bframes++; | ||
| 591 : | } | ||
| 592 : | else | ||
| 593 : | { | ||
| 594 : | pframe_total += twopass->nns1.bytes; | ||
| 595 : | pframes++; | ||
| 596 : | } | ||
| 597 : | } | ||
| 598 : | |||
| 599 : | if (twopass->nns1.quant & NNSTATS_KEYFRAME) | ||
| 600 : | { | ||
| 601 : | edgomez | 1053 | /* this test needs to be corrected.. */ |
| 602 : | suxen_drol | 889 | if (!(twopass->nns1.kblk + twopass->nns1.mblk)) |
| 603 : | recminisize = twopass->nns1.bytes; | ||
| 604 : | } | ||
| 605 : | else if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 606 : | { | ||
| 607 : | if (!(twopass->nns1.kblk + twopass->nns1.mblk)) | ||
| 608 : | recminbsize = twopass->nns1.bytes; | ||
| 609 : | } | ||
| 610 : | else | ||
| 611 : | { | ||
| 612 : | if (!(twopass->nns1.kblk + twopass->nns1.mblk)) | ||
| 613 : | recminpsize = twopass->nns1.bytes; | ||
| 614 : | } | ||
| 615 : | |||
| 616 : | ++frames; | ||
| 617 : | } | ||
| 618 : | twopass->keyframe_locations[i_frames] = frames; | ||
| 619 : | |||
| 620 : | edgomez | 1053 | /* compensate for avi frame overhead */ |
| 621 : | suxen_drol | 889 | desired -= frames * 24; |
| 622 : | |||
| 623 : | switch (codec->config.credits_mode) | ||
| 624 : | { | ||
| 625 : | case CREDITS_MODE_RATE : | ||
| 626 : | |||
| 627 : | edgomez | 1053 | /* credits curve = (total / desired_size) * (100 / credits_rate) */ |
| 628 : | suxen_drol | 889 | twopass->credits_start_curve = twopass->credits_end_curve = |
| 629 : | ((double)(bframe_total + pframe_total + i_total + start + end) / desired) * | ||
| 630 : | ((double)100 / codec->config.credits_rate); | ||
| 631 : | |||
| 632 : | start_curved = (__int64)(start / twopass->credits_start_curve); | ||
| 633 : | end_curved = (__int64)(end / twopass->credits_end_curve); | ||
| 634 : | |||
| 635 : | edgomez | 1053 | /* movie curve = (total - credits) / (desired_size - curved credits) */ |
| 636 : | suxen_drol | 889 | twopass->movie_curve = (double) |
| 637 : | (bframe_total + pframe_total + i_total) / | ||
| 638 : | (desired - start_curved - end_curved); | ||
| 639 : | |||
| 640 : | break; | ||
| 641 : | |||
| 642 : | case CREDITS_MODE_QUANT : | ||
| 643 : | |||
| 644 : | edgomez | 1053 | /* movie curve = (total - credits) / (desired_size - credits) */ |
| 645 : | suxen_drol | 889 | twopass->movie_curve = (double) |
| 646 : | (bframe_total + pframe_total + i_total) / (desired - start - end); | ||
| 647 : | |||
| 648 : | edgomez | 1053 | /* aid the average asymmetric frame calculation below */ |
| 649 : | suxen_drol | 889 | start_curved = start; |
| 650 : | end_curved = end; | ||
| 651 : | |||
| 652 : | break; | ||
| 653 : | |||
| 654 : | case CREDITS_MODE_SIZE : | ||
| 655 : | |||
| 656 : | edgomez | 1053 | /* start curve = (start / start desired size) */ |
| 657 : | suxen_drol | 889 | twopass->credits_start_curve = (double) |
| 658 : | (start / 1024) / codec->config.credits_start_size; | ||
| 659 : | |||
| 660 : | edgomez | 1053 | /* end curve = (end / end desired size) */ |
| 661 : | suxen_drol | 889 | twopass->credits_end_curve = (double) |
| 662 : | (end / 1024) / codec->config.credits_end_size; | ||
| 663 : | |||
| 664 : | start_curved = (__int64)(start / twopass->credits_start_curve); | ||
| 665 : | end_curved = (__int64)(end / twopass->credits_end_curve); | ||
| 666 : | |||
| 667 : | edgomez | 1053 | /* movie curve = (total - credits) / (desired_size - curved credits) */ |
| 668 : | suxen_drol | 889 | twopass->movie_curve = (double) |
| 669 : | (bframe_total + pframe_total + i_total) / | ||
| 670 : | (desired - start_curved - end_curved); | ||
| 671 : | |||
| 672 : | break; | ||
| 673 : | } | ||
| 674 : | |||
| 675 : | if (bframes) | ||
| 676 : | twopass->average_bframe = (double)bframe_total / bframes / twopass->movie_curve; | ||
| 677 : | |||
| 678 : | if (pframes) | ||
| 679 : | twopass->average_pframe = (double)pframe_total / pframes / twopass->movie_curve; | ||
| 680 : | else | ||
| 681 : | if (bframes) | ||
| 682 : | edgomez | 1053 | twopass->average_pframe = twopass->average_bframe; /* b-frame packed bitstream fix */ |
| 683 : | suxen_drol | 889 | else |
| 684 : | { | ||
| 685 : | DEBUGERR("ERROR: No p-frames or b-frames were present in the 1st pass. Rate control cannot function properly!"); | ||
| 686 : | return ICERR_ERROR; | ||
| 687 : | } | ||
| 688 : | |||
| 689 : | |||
| 690 : | |||
| 691 : | edgomez | 1053 | /* perform prepass to compensate for over/undersizing */ |
| 692 : | suxen_drol | 889 | frames = 0; |
| 693 : | |||
| 694 : | if (codec->config.use_alt_curve) | ||
| 695 : | { | ||
| 696 : | twopass->alt_curve_low = twopass->average_pframe - twopass->average_pframe * (double)codec->config.alt_curve_low_dist / 100.0; | ||
| 697 : | twopass->alt_curve_low_diff = twopass->average_pframe - twopass->alt_curve_low; | ||
| 698 : | twopass->alt_curve_high = twopass->average_pframe + twopass->average_pframe * (double)codec->config.alt_curve_high_dist / 100.0; | ||
| 699 : | twopass->alt_curve_high_diff = twopass->alt_curve_high - twopass->average_pframe; | ||
| 700 : | if (codec->config.alt_curve_use_auto) | ||
| 701 : | { | ||
| 702 : | if (twopass->movie_curve > 1.0) | ||
| 703 : | { | ||
| 704 : | codec->config.alt_curve_min_rel_qual = (int)(100.0 - (100.0 - 100.0 / twopass->movie_curve) * (double)codec->config.alt_curve_auto_str / 100.0); | ||
| 705 : | if (codec->config.alt_curve_min_rel_qual < 20) | ||
| 706 : | codec->config.alt_curve_min_rel_qual = 20; | ||
| 707 : | } | ||
| 708 : | else | ||
| 709 : | codec->config.alt_curve_min_rel_qual = 100; | ||
| 710 : | } | ||
| 711 : | twopass->alt_curve_mid_qual = (1.0 + (double)codec->config.alt_curve_min_rel_qual / 100.0) / 2.0; | ||
| 712 : | twopass->alt_curve_qual_dev = 1.0 - twopass->alt_curve_mid_qual; | ||
| 713 : | if (codec->config.alt_curve_low_dist > 100) | ||
| 714 : | { | ||
| 715 : | switch(codec->config.alt_curve_type) | ||
| 716 : | { | ||
| 717 : | edgomez | 1053 | case 2: /* Sine Curve (high aggressiveness) */ |
| 718 : | suxen_drol | 889 | twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
| 719 : | sin(DEG2RAD * (twopass->average_pframe * 90.0 / twopass->alt_curve_low_diff))); | ||
| 720 : | twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * | ||
| 721 : | sin(DEG2RAD * (twopass->average_pframe * 90.0 / twopass->alt_curve_low_diff)); | ||
| 722 : | break; | ||
| 723 : | edgomez | 1053 | case 1: /* Linear (medium aggressiveness) */ |
| 724 : | suxen_drol | 889 | twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
| 725 : | twopass->average_pframe / twopass->alt_curve_low_diff); | ||
| 726 : | twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * | ||
| 727 : | twopass->average_pframe / twopass->alt_curve_low_diff; | ||
| 728 : | break; | ||
| 729 : | edgomez | 1053 | case 0: /* Cosine Curve (low aggressiveness) */ |
| 730 : | suxen_drol | 889 | twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
| 731 : | (1.0 - cos(DEG2RAD * (twopass->average_pframe * 90.0 / twopass->alt_curve_low_diff)))); | ||
| 732 : | twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * | ||
| 733 : | (1.0 - cos(DEG2RAD * (twopass->average_pframe * 90.0 / twopass->alt_curve_low_diff))); | ||
| 734 : | } | ||
| 735 : | } | ||
| 736 : | } | ||
| 737 : | |||
| 738 : | while (1) | ||
| 739 : | { | ||
| 740 : | if (twopass->nns_array_pos >= twopass->nns_array_length) | ||
| 741 : | { | ||
| 742 : | twopass->nns_array_pos = 0; | ||
| 743 : | break; | ||
| 744 : | } | ||
| 745 : | |||
| 746 : | memcpy(&twopass->nns1, &twopass->nns1_array[twopass->nns_array_pos], sizeof(NNSTATS)); | ||
| 747 : | twopass->nns_array_pos++; | ||
| 748 : | |||
| 749 : | if (frames == 0) | ||
| 750 : | { | ||
| 751 : | twopass->minbsize = (twopass->nns1.kblk + 88) / 8; | ||
| 752 : | twopass->minpsize = (twopass->nns1.kblk + 88) / 8; | ||
| 753 : | twopass->minisize = ((twopass->nns1.kblk * 22) + 240) / 8; | ||
| 754 : | if (recminbsize > twopass->minbsize) | ||
| 755 : | twopass->minbsize = recminbsize; | ||
| 756 : | if (recminpsize > twopass->minpsize) | ||
| 757 : | twopass->minpsize = recminpsize; | ||
| 758 : | if (recminisize > twopass->minisize) | ||
| 759 : | twopass->minisize = recminisize; | ||
| 760 : | } | ||
| 761 : | |||
| 762 : | /* XXX: remove | ||
| 763 : | skip unnecessary frames. | ||
| 764 : | if (twopass->nns1.dd_v & NNSTATS_SKIPFRAME || | ||
| 765 : | twopass->nns1.dd_v & NNSTATS_PADFRAME || | ||
| 766 : | twopass->nns1.dd_v & NNSTATS_DELAYFRAME) | ||
| 767 : | continue; | ||
| 768 : | */ | ||
| 769 : | |||
| 770 : | if (!codec_is_in_credits(&codec->config, frames) && | ||
| 771 : | !(twopass->nns1.quant & NNSTATS_KEYFRAME)) | ||
| 772 : | { | ||
| 773 : | dbytes = twopass->nns1.bytes / twopass->movie_curve; | ||
| 774 : | total1 += dbytes; | ||
| 775 : | |||
| 776 : | if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 777 : | dbytes *= twopass->average_pframe / twopass->average_bframe; | ||
| 778 : | |||
| 779 : | if (codec->config.use_alt_curve) | ||
| 780 : | { | ||
| 781 : | if (dbytes > twopass->average_pframe) | ||
| 782 : | { | ||
| 783 : | if (dbytes >= twopass->alt_curve_high) | ||
| 784 : | dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev); | ||
| 785 : | else | ||
| 786 : | { | ||
| 787 : | switch(codec->config.alt_curve_type) | ||
| 788 : | { | ||
| 789 : | case 2: | ||
| 790 : | dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 791 : | sin(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_high_diff))); | ||
| 792 : | break; | ||
| 793 : | case 1: | ||
| 794 : | dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 795 : | (dbytes - twopass->average_pframe) / twopass->alt_curve_high_diff); | ||
| 796 : | break; | ||
| 797 : | case 0: | ||
| 798 : | dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 799 : | (1.0 - cos(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_high_diff)))); | ||
| 800 : | } | ||
| 801 : | } | ||
| 802 : | } | ||
| 803 : | else | ||
| 804 : | { | ||
| 805 : | if (dbytes <= twopass->alt_curve_low) | ||
| 806 : | dbytes2 = dbytes; | ||
| 807 : | else | ||
| 808 : | { | ||
| 809 : | switch(codec->config.alt_curve_type) | ||
| 810 : | { | ||
| 811 : | case 2: | ||
| 812 : | dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 813 : | sin(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_low_diff))); | ||
| 814 : | break; | ||
| 815 : | case 1: | ||
| 816 : | dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 817 : | (dbytes - twopass->average_pframe) / twopass->alt_curve_low_diff); | ||
| 818 : | break; | ||
| 819 : | case 0: | ||
| 820 : | dbytes2 = dbytes * (twopass->alt_curve_mid_qual + twopass->alt_curve_qual_dev * | ||
| 821 : | (1.0 - cos(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_low_diff)))); | ||
| 822 : | } | ||
| 823 : | } | ||
| 824 : | } | ||
| 825 : | } | ||
| 826 : | else | ||
| 827 : | { | ||
| 828 : | if (dbytes > twopass->average_pframe) | ||
| 829 : | { | ||
| 830 : | dbytes2 = ((double)dbytes + (twopass->average_pframe - dbytes) * | ||
| 831 : | codec->config.curve_compression_high / 100.0); | ||
| 832 : | } | ||
| 833 : | else | ||
| 834 : | { | ||
| 835 : | dbytes2 = ((double)dbytes + (twopass->average_pframe - dbytes) * | ||
| 836 : | codec->config.curve_compression_low / 100.0); | ||
| 837 : | } | ||
| 838 : | } | ||
| 839 : | |||
| 840 : | if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 841 : | { | ||
| 842 : | dbytes2 *= twopass->average_bframe / twopass->average_pframe; | ||
| 843 : | if (dbytes2 < twopass->minbsize) | ||
| 844 : | dbytes2 = twopass->minbsize; | ||
| 845 : | } | ||
| 846 : | else | ||
| 847 : | { | ||
| 848 : | if (dbytes2 < twopass->minpsize) | ||
| 849 : | dbytes2 = twopass->minpsize; | ||
| 850 : | } | ||
| 851 : | |||
| 852 : | total2 += dbytes2; | ||
| 853 : | } | ||
| 854 : | |||
| 855 : | ++frames; | ||
| 856 : | } | ||
| 857 : | |||
| 858 : | twopass->curve_comp_scale = total1 / total2; | ||
| 859 : | |||
| 860 : | if (!codec->config.use_alt_curve) | ||
| 861 : | { | ||
| 862 : | int asymmetric_average_frame; | ||
| 863 : | char s[100]; | ||
| 864 : | |||
| 865 : | asymmetric_average_frame = (int)(twopass->average_pframe * twopass->curve_comp_scale); | ||
| 866 : | wsprintf(s, "middle frame size for asymmetric curve compression: %i", asymmetric_average_frame); | ||
| 867 : | DEBUG2P(s); | ||
| 868 : | } | ||
| 869 : | } | ||
| 870 : | |||
| 871 : | if (codec->config.use_alt_curve) | ||
| 872 : | { | ||
| 873 : | if (codec->config.alt_curve_use_auto_bonus_bias) | ||
| 874 : | codec->config.alt_curve_bonus_bias = codec->config.alt_curve_min_rel_qual; | ||
| 875 : | |||
| 876 : | twopass->curve_bias_bonus = (total1 - total2) * (double)codec->config.alt_curve_bonus_bias / 100.0 / (double)(frames - credits_frames - i_frames); | ||
| 877 : | twopass->curve_comp_scale = ((total1 - total2) * (1.0 - (double)codec->config.alt_curve_bonus_bias / 100.0) + total2) / total2; | ||
| 878 : | |||
| 879 : | |||
| 880 : | edgomez | 1053 | /* special info for alt curve: bias bonus and quantizer thresholds, */ |
| 881 : | suxen_drol | 889 | { |
| 882 : | double curve_temp, dbytes; | ||
| 883 : | char s[100]; | ||
| 884 : | int i, newquant, percent; | ||
| 885 : | int oldquant = 1; | ||
| 886 : | |||
| 887 : | wsprintf(s, "avg scaled framesize:%i", (int)(twopass->average_pframe)); | ||
| 888 : | DEBUG2P(s); | ||
| 889 : | |||
| 890 : | wsprintf(s, "bias bonus:%i bytes", (int)(twopass->curve_bias_bonus)); | ||
| 891 : | DEBUG2P(s); | ||
| 892 : | |||
| 893 : | for (i=1; i <= (int)(twopass->alt_curve_high*2)+1; i++) | ||
| 894 : | { | ||
| 895 : | dbytes = i; | ||
| 896 : | if (dbytes > twopass->average_pframe) | ||
| 897 : | { | ||
| 898 : | if (dbytes >= twopass->alt_curve_high) | ||
| 899 : | curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev); | ||
| 900 : | else | ||
| 901 : | { | ||
| 902 : | switch(codec->config.alt_curve_type) | ||
| 903 : | { | ||
| 904 : | case 2: | ||
| 905 : | curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 906 : | sin(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_high_diff))); | ||
| 907 : | break; | ||
| 908 : | case 1: | ||
| 909 : | curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 910 : | (dbytes - twopass->average_pframe) / twopass->alt_curve_high_diff); | ||
| 911 : | break; | ||
| 912 : | case 0: | ||
| 913 : | curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 914 : | (1.0 - cos(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_high_diff)))); | ||
| 915 : | } | ||
| 916 : | } | ||
| 917 : | } | ||
| 918 : | else | ||
| 919 : | { | ||
| 920 : | if (dbytes <= twopass->alt_curve_low) | ||
| 921 : | curve_temp = dbytes; | ||
| 922 : | else | ||
| 923 : | { | ||
| 924 : | switch(codec->config.alt_curve_type) | ||
| 925 : | { | ||
| 926 : | case 2: | ||
| 927 : | curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 928 : | sin(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_low_diff))); | ||
| 929 : | break; | ||
| 930 : | case 1: | ||
| 931 : | curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 932 : | (dbytes - twopass->average_pframe) / twopass->alt_curve_low_diff); | ||
| 933 : | break; | ||
| 934 : | case 0: | ||
| 935 : | curve_temp = dbytes * (twopass->alt_curve_mid_qual + twopass->alt_curve_qual_dev * | ||
| 936 : | (1.0 - cos(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_low_diff)))); | ||
| 937 : | } | ||
| 938 : | } | ||
| 939 : | } | ||
| 940 : | |||
| 941 : | if (twopass->movie_curve > 1.0) | ||
| 942 : | dbytes *= twopass->movie_curve; | ||
| 943 : | |||
| 944 : | newquant = (int)(dbytes * 2.0 / (curve_temp * twopass->curve_comp_scale + twopass->curve_bias_bonus)); | ||
| 945 : | if (newquant > 1) | ||
| 946 : | { | ||
| 947 : | if (newquant != oldquant) | ||
| 948 : | { | ||
| 949 : | oldquant = newquant; | ||
| 950 : | percent = (int)((i - twopass->average_pframe) * 100.0 / twopass->average_pframe); | ||
| 951 : | wsprintf(s, "quant:%i threshold at %i : %i percent", newquant, i, percent); | ||
| 952 : | DEBUG2P(s); | ||
| 953 : | } | ||
| 954 : | } | ||
| 955 : | } | ||
| 956 : | } | ||
| 957 : | } | ||
| 958 : | |||
| 959 : | twopass->overflow = 0; | ||
| 960 : | twopass->KFoverflow = 0; | ||
| 961 : | twopass->KFoverflow_partial = 0; | ||
| 962 : | twopass->KF_idx = 1; | ||
| 963 : | |||
| 964 : | break; | ||
| 965 : | } | ||
| 966 : | |||
| 967 : | return ICERR_OK; | ||
| 968 : | } | ||
| 969 : | |||
| 970 : | // NOTE: codec_2pass_get_quant() should be called for all the frames that are in the stats file(s) | ||
| 971 : | int codec_2pass_get_quant(CODEC* codec, xvid_enc_frame_t* frame) | ||
| 972 : | { | ||
| 973 : | static double bquant_error[32]; | ||
| 974 : | static double pquant_error[32]; | ||
| 975 : | static double curve_comp_error; | ||
| 976 : | static int last_bquant, last_pquant; | ||
| 977 : | |||
| 978 : | TWOPASS * twopass = &codec->twopass; | ||
| 979 : | |||
| 980 : | // DWORD read; | ||
| 981 : | int bytes1, bytes2; | ||
| 982 : | int overflow; | ||
| 983 : | int credits_pos; | ||
| 984 : | int capped_to_max_framesize = 0; | ||
| 985 : | int KFdistance, KF_min_size; | ||
| 986 : | |||
| 987 : | if (codec->framenum == 0) | ||
| 988 : | { | ||
| 989 : | int i; | ||
| 990 : | |||
| 991 : | for (i=0 ; i<32 ; ++i) | ||
| 992 : | { | ||
| 993 : | bquant_error[i] = 0.0; | ||
| 994 : | pquant_error[i] = 0.0; | ||
| 995 : | twopass->quant_count[i] = 0; | ||
| 996 : | } | ||
| 997 : | |||
| 998 : | curve_comp_error = 0.0; | ||
| 999 : | last_bquant = 0; | ||
| 1000 : | last_pquant = 0; | ||
| 1001 : | } | ||
| 1002 : | |||
| 1003 : | if (twopass->nns_array_pos >= twopass->nns_array_length) | ||
| 1004 : | { | ||
| 1005 : | edgomez | 1053 | /* fix for VirtualDub 1.4.13 bframe handling */ |
| 1006 : | suxen_drol | 889 | if (codec->config.max_bframes > 0 && |
| 1007 : | codec->framenum < twopass->nns_array_length + codec->config.max_bframes) | ||
| 1008 : | { | ||
| 1009 : | frame->type = XVID_TYPE_BVOP; | ||
| 1010 : | frame->quant = 2; /* XXX: ugly eof fix */ | ||
| 1011 : | return ICERR_OK; | ||
| 1012 : | } | ||
| 1013 : | else | ||
| 1014 : | { | ||
| 1015 : | DEBUGERR("ERROR: VIDEO EXCEEDS 1ST PASS!!!"); | ||
| 1016 : | return ICERR_ERROR; | ||
| 1017 : | } | ||
| 1018 : | } | ||
| 1019 : | |||
| 1020 : | memcpy(&twopass->nns1, &twopass->nns1_array[twopass->nns_array_pos], sizeof(NNSTATS)); | ||
| 1021 : | if (codec->config.mode == DLG_MODE_2PASS_2_EXT) | ||
| 1022 : | memcpy(&twopass->nns2, &twopass->nns2_array[twopass->nns_array_pos], sizeof(NNSTATS)); | ||
| 1023 : | twopass->nns_array_pos++; | ||
| 1024 : | |||
| 1025 : | bytes1 = twopass->nns1.bytes; | ||
| 1026 : | |||
| 1027 : | /* XXX: remove | ||
| 1028 : | skip unnecessary frames. | ||
| 1029 : | if (twopass->nns1.dd_v & NNSTATS_SKIPFRAME) | ||
| 1030 : | { | ||
| 1031 : | twopass->bytes1 = bytes1; | ||
| 1032 : | twopass->bytes2 = bytes1; | ||
| 1033 : | twopass->desired_bytes2 = bytes1; | ||
| 1034 : | frame->intra = 3; | ||
| 1035 : | return ICERR_OK; | ||
| 1036 : | } | ||
| 1037 : | else if (twopass->nns1.dd_v & NNSTATS_PADFRAME) | ||
| 1038 : | { | ||
| 1039 : | twopass->bytes1 = bytes1; | ||
| 1040 : | twopass->bytes2 = bytes1; | ||
| 1041 : | twopass->desired_bytes2 = bytes1; | ||
| 1042 : | frame->intra = 4; | ||
| 1043 : | return ICERR_OK; | ||
| 1044 : | } | ||
| 1045 : | else if (twopass->nns1.dd_v & NNSTATS_DELAYFRAME) | ||
| 1046 : | { | ||
| 1047 : | twopass->bytes1 = bytes1; | ||
| 1048 : | twopass->bytes2 = bytes1; | ||
| 1049 : | twopass->desired_bytes2 = bytes1; | ||
| 1050 : | frame->intra = 5; | ||
| 1051 : | return ICERR_OK; | ||
| 1052 : | } */ | ||
| 1053 : | |||
| 1054 : | overflow = twopass->overflow / 8; | ||
| 1055 : | |||
| 1056 : | // override codec i-frame choice (reenable in credits) | ||
| 1057 : | if (twopass->nns1.quant & NNSTATS_KEYFRAME) | ||
| 1058 : | { | ||
| 1059 : | frame->type = XVID_TYPE_IVOP; | ||
| 1060 : | overflow = 0; | ||
| 1061 : | } | ||
| 1062 : | else if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 1063 : | { | ||
| 1064 : | frame->type = XVID_TYPE_BVOP; | ||
| 1065 : | } | ||
| 1066 : | else | ||
| 1067 : | { | ||
| 1068 : | frame->type = XVID_TYPE_PVOP; | ||
| 1069 : | } | ||
| 1070 : | |||
| 1071 : | credits_pos = codec_is_in_credits(&codec->config, codec->framenum); | ||
| 1072 : | |||
| 1073 : | if (credits_pos) | ||
| 1074 : | { | ||
| 1075 : | if (codec->config.mode == DLG_MODE_2PASS_2_INT) | ||
| 1076 : | { | ||
| 1077 : | switch (codec->config.credits_mode) | ||
| 1078 : | { | ||
| 1079 : | case CREDITS_MODE_RATE : | ||
| 1080 : | case CREDITS_MODE_SIZE : | ||
| 1081 : | if (credits_pos == CREDITS_START) | ||
| 1082 : | { | ||
| 1083 : | bytes2 = (int)(bytes1 / twopass->credits_start_curve); | ||
| 1084 : | } | ||
| 1085 : | edgomez | 1053 | else /* CREDITS_END */ |
| 1086 : | suxen_drol | 889 | { |
| 1087 : | bytes2 = (int)(bytes1 / twopass->credits_end_curve); | ||
| 1088 : | } | ||
| 1089 : | |||
| 1090 : | frame->type = XVID_TYPE_AUTO; | ||
| 1091 : | break; | ||
| 1092 : | |||
| 1093 : | case CREDITS_MODE_QUANT : | ||
| 1094 : | if (codec->config.credits_quant_i != codec->config.credits_quant_p) | ||
| 1095 : | { | ||
| 1096 : | frame->quant = (frame->type==XVID_TYPE_IVOP) ? | ||
| 1097 : | codec->config.credits_quant_i : | ||
| 1098 : | codec->config.credits_quant_p; | ||
| 1099 : | } | ||
| 1100 : | else | ||
| 1101 : | { | ||
| 1102 : | frame->quant = codec->config.credits_quant_p; | ||
| 1103 : | frame->type = XVID_TYPE_AUTO; | ||
| 1104 : | } | ||
| 1105 : | |||
| 1106 : | twopass->bytes1 = bytes1; | ||
| 1107 : | twopass->bytes2 = bytes1; | ||
| 1108 : | twopass->desired_bytes2 = bytes1; | ||
| 1109 : | return ICERR_OK; | ||
| 1110 : | } | ||
| 1111 : | } | ||
| 1112 : | edgomez | 1053 | else /* DLG_MODE_2PASS_2_EXT */ |
| 1113 : | suxen_drol | 889 | { |
| 1114 : | if (codec->config.credits_mode == CREDITS_MODE_QUANT) | ||
| 1115 : | { | ||
| 1116 : | if (codec->config.credits_quant_i != codec->config.credits_quant_p) | ||
| 1117 : | { | ||
| 1118 : | frame->quant = (frame->type == XVID_TYPE_IVOP) ? | ||
| 1119 : | codec->config.credits_quant_i : | ||
| 1120 : | codec->config.credits_quant_p; | ||
| 1121 : | } | ||
| 1122 : | else | ||
| 1123 : | { | ||
| 1124 : | frame->quant = codec->config.credits_quant_p; | ||
| 1125 : | frame->type = XVID_TYPE_AUTO; | ||
| 1126 : | } | ||
| 1127 : | |||
| 1128 : | twopass->bytes1 = bytes1; | ||
| 1129 : | twopass->bytes2 = bytes1; | ||
| 1130 : | twopass->desired_bytes2 = bytes1; | ||
| 1131 : | return ICERR_OK; | ||
| 1132 : | } | ||
| 1133 : | else | ||
| 1134 : | bytes2 = twopass->nns2.bytes; | ||
| 1135 : | } | ||
| 1136 : | } | ||
| 1137 : | edgomez | 1053 | else /* Foxer: apply curve compression outside credits */ |
| 1138 : | suxen_drol | 889 | { |
| 1139 : | double dbytes, curve_temp; | ||
| 1140 : | |||
| 1141 : | bytes2 = (codec->config.mode == DLG_MODE_2PASS_2_INT) ? bytes1 : twopass->nns2.bytes; | ||
| 1142 : | |||
| 1143 : | if (frame->type == XVID_TYPE_IVOP) | ||
| 1144 : | { | ||
| 1145 : | dbytes = ((int)(bytes2 + bytes2 * codec->config.keyframe_boost / 100)) / | ||
| 1146 : | twopass->movie_curve; | ||
| 1147 : | } | ||
| 1148 : | else | ||
| 1149 : | { | ||
| 1150 : | dbytes = bytes2 / twopass->movie_curve; | ||
| 1151 : | } | ||
| 1152 : | |||
| 1153 : | if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 1154 : | dbytes *= twopass->average_pframe / twopass->average_bframe; | ||
| 1155 : | |||
| 1156 : | edgomez | 1053 | /* spread the compression error across payback_delay frames */ |
| 1157 : | suxen_drol | 889 | if (codec->config.bitrate_payback_method == 0) |
| 1158 : | { | ||
| 1159 : | bytes2 = (int)(curve_comp_error / codec->config.bitrate_payback_delay); | ||
| 1160 : | } | ||
| 1161 : | else | ||
| 1162 : | { | ||
| 1163 : | bytes2 = (int)(curve_comp_error * dbytes / | ||
| 1164 : | twopass->average_pframe / codec->config.bitrate_payback_delay); | ||
| 1165 : | |||
| 1166 : | if (labs(bytes2) > fabs(curve_comp_error)) | ||
| 1167 : | { | ||
| 1168 : | bytes2 = (int)curve_comp_error; | ||
| 1169 : | } | ||
| 1170 : | } | ||
| 1171 : | |||
| 1172 : | curve_comp_error -= bytes2; | ||
| 1173 : | |||
| 1174 : | if (codec->config.use_alt_curve) | ||
| 1175 : | { | ||
| 1176 : | if (frame->type != XVID_TYPE_IVOP) | ||
| 1177 : | { | ||
| 1178 : | if (dbytes > twopass->average_pframe) | ||
| 1179 : | { | ||
| 1180 : | if (dbytes >= twopass->alt_curve_high) | ||
| 1181 : | curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev); | ||
| 1182 : | else | ||
| 1183 : | { | ||
| 1184 : | switch(codec->config.alt_curve_type) | ||
| 1185 : | { | ||
| 1186 : | case 2: | ||
| 1187 : | curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 1188 : | sin(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_high_diff))); | ||
| 1189 : | break; | ||
| 1190 : | case 1: | ||
| 1191 : | curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 1192 : | (dbytes - twopass->average_pframe) / twopass->alt_curve_high_diff); | ||
| 1193 : | break; | ||
| 1194 : | case 0: | ||
| 1195 : | curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 1196 : | (1.0 - cos(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_high_diff)))); | ||
| 1197 : | } | ||
| 1198 : | } | ||
| 1199 : | } | ||
| 1200 : | else | ||
| 1201 : | { | ||
| 1202 : | if (dbytes <= twopass->alt_curve_low) | ||
| 1203 : | curve_temp = dbytes; | ||
| 1204 : | else | ||
| 1205 : | { | ||
| 1206 : | switch(codec->config.alt_curve_type) | ||
| 1207 : | { | ||
| 1208 : | case 2: | ||
| 1209 : | curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 1210 : | sin(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_low_diff))); | ||
| 1211 : | break; | ||
| 1212 : | case 1: | ||
| 1213 : | curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * | ||
| 1214 : | (dbytes - twopass->average_pframe) / twopass->alt_curve_low_diff); | ||
| 1215 : | break; | ||
| 1216 : | case 0: | ||
| 1217 : | curve_temp = dbytes * (twopass->alt_curve_mid_qual + twopass->alt_curve_qual_dev * | ||
| 1218 : | (1.0 - cos(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_low_diff)))); | ||
| 1219 : | } | ||
| 1220 : | } | ||
| 1221 : | } | ||
| 1222 : | if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 1223 : | curve_temp *= twopass->average_bframe / twopass->average_pframe; | ||
| 1224 : | |||
| 1225 : | curve_temp = curve_temp * twopass->curve_comp_scale + twopass->curve_bias_bonus; | ||
| 1226 : | |||
| 1227 : | bytes2 += ((int)curve_temp); | ||
| 1228 : | curve_comp_error += curve_temp - ((int)curve_temp); | ||
| 1229 : | } | ||
| 1230 : | else | ||
| 1231 : | { | ||
| 1232 : | if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 1233 : | dbytes *= twopass->average_bframe / twopass->average_pframe; | ||
| 1234 : | |||
| 1235 : | bytes2 += ((int)dbytes); | ||
| 1236 : | curve_comp_error += dbytes - ((int)dbytes); | ||
| 1237 : | } | ||
| 1238 : | } | ||
| 1239 : | else if ((codec->config.curve_compression_high + codec->config.curve_compression_low) && | ||
| 1240 : | frame->type != XVID_TYPE_IVOP) | ||
| 1241 : | { | ||
| 1242 : | if (dbytes > twopass->average_pframe) | ||
| 1243 : | { | ||
| 1244 : | curve_temp = twopass->curve_comp_scale * | ||
| 1245 : | ((double)dbytes + (twopass->average_pframe - dbytes) * | ||
| 1246 : | codec->config.curve_compression_high / 100.0); | ||
| 1247 : | } | ||
| 1248 : | else | ||
| 1249 : | { | ||
| 1250 : | curve_temp = twopass->curve_comp_scale * | ||
| 1251 : | ((double)dbytes + (twopass->average_pframe - dbytes) * | ||
| 1252 : | codec->config.curve_compression_low / 100.0); | ||
| 1253 : | } | ||
| 1254 : | |||
| 1255 : | if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 1256 : | curve_temp *= twopass->average_bframe / twopass->average_pframe; | ||
| 1257 : | |||
| 1258 : | bytes2 += ((int)curve_temp); | ||
| 1259 : | curve_comp_error += curve_temp - ((int)curve_temp); | ||
| 1260 : | } | ||
| 1261 : | else | ||
| 1262 : | { | ||
| 1263 : | if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 1264 : | dbytes *= twopass->average_bframe / twopass->average_pframe; | ||
| 1265 : | |||
| 1266 : | bytes2 += ((int)dbytes); | ||
| 1267 : | curve_comp_error += dbytes - ((int)dbytes); | ||
| 1268 : | } | ||
| 1269 : | |||
| 1270 : | edgomez | 1053 | /* cap bytes2 to first pass size, lowers number of quant=1 frames */ |
| 1271 : | suxen_drol | 889 | if (bytes2 > bytes1) |
| 1272 : | { | ||
| 1273 : | curve_comp_error += bytes2 - bytes1; | ||
| 1274 : | bytes2 = bytes1; | ||
| 1275 : | } | ||
| 1276 : | else | ||
| 1277 : | { | ||
| 1278 : | if (frame->type == XVID_TYPE_IVOP) | ||
| 1279 : | { | ||
| 1280 : | if (bytes2 < twopass->minisize) | ||
| 1281 : | { | ||
| 1282 : | curve_comp_error -= twopass->minisize - bytes2; | ||
| 1283 : | bytes2 = twopass->minisize; | ||
| 1284 : | } | ||
| 1285 : | } | ||
| 1286 : | else if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 1287 : | { | ||
| 1288 : | if (bytes2 < twopass->minbsize) | ||
| 1289 : | bytes2 = twopass->minbsize; | ||
| 1290 : | } | ||
| 1291 : | else | ||
| 1292 : | { | ||
| 1293 : | if (bytes2 < twopass->minpsize) | ||
| 1294 : | bytes2 = twopass->minpsize; | ||
| 1295 : | } | ||
| 1296 : | } | ||
| 1297 : | } | ||
| 1298 : | |||
| 1299 : | twopass->desired_bytes2 = bytes2; | ||
| 1300 : | |||
| 1301 : | // if this keyframe is too close to the next, | ||
| 1302 : | // reduce it's byte allotment | ||
| 1303 : | if (frame->type == XVID_TYPE_IVOP && !credits_pos) | ||
| 1304 : | { | ||
| 1305 : | KFdistance = codec->twopass.keyframe_locations[codec->twopass.KF_idx] - | ||
| 1306 : | codec->twopass.keyframe_locations[codec->twopass.KF_idx - 1]; | ||
| 1307 : | |||
| 1308 : | if (KFdistance < codec->config.kftreshold) | ||
| 1309 : | { | ||
| 1310 : | KFdistance = KFdistance - codec->config.min_key_interval; | ||
| 1311 : | |||
| 1312 : | if (KFdistance >= 0) | ||
| 1313 : | { | ||
| 1314 : | KF_min_size = bytes2 * (100 - codec->config.kfreduction) / 100; | ||
| 1315 : | if (KF_min_size < 1) | ||
| 1316 : | KF_min_size = 1; | ||
| 1317 : | |||
| 1318 : | bytes2 = KF_min_size + (bytes2 - KF_min_size) * KFdistance / | ||
| 1319 : | (codec->config.kftreshold - codec->config.min_key_interval); | ||
| 1320 : | |||
| 1321 : | if (bytes2 < 1) | ||
| 1322 : | bytes2 = 1; | ||
| 1323 : | } | ||
| 1324 : | } | ||
| 1325 : | } | ||
| 1326 : | |||
| 1327 : | // Foxer: scale overflow in relation to average size, so smaller frames don't get | ||
| 1328 : | // too much/little bitrate | ||
| 1329 : | overflow = (int)((double)overflow * bytes2 / twopass->average_pframe); | ||
| 1330 : | |||
| 1331 : | // Foxer: reign in overflow with huge frames | ||
| 1332 : | if (labs(overflow) > labs(twopass->overflow)) | ||
| 1333 : | { | ||
| 1334 : | overflow = twopass->overflow; | ||
| 1335 : | } | ||
| 1336 : | |||
| 1337 : | // Foxer: make sure overflow doesn't run away | ||
| 1338 : | if (overflow > bytes2 * codec->config.twopass_max_overflow_improvement / 100) | ||
| 1339 : | { | ||
| 1340 : | bytes2 += (overflow <= bytes2) ? bytes2 * codec->config.twopass_max_overflow_improvement / 100 : | ||
| 1341 : | overflow * codec->config.twopass_max_overflow_improvement / 100; | ||
| 1342 : | } | ||
| 1343 : | else if (overflow < bytes2 * codec->config.twopass_max_overflow_degradation / -100) | ||
| 1344 : | { | ||
| 1345 : | bytes2 += bytes2 * codec->config.twopass_max_overflow_degradation / -100; | ||
| 1346 : | } | ||
| 1347 : | else | ||
| 1348 : | { | ||
| 1349 : | bytes2 += overflow; | ||
| 1350 : | } | ||
| 1351 : | |||
| 1352 : | if (bytes2 > twopass->max_framesize) | ||
| 1353 : | { | ||
| 1354 : | capped_to_max_framesize = 1; | ||
| 1355 : | bytes2 = twopass->max_framesize; | ||
| 1356 : | } | ||
| 1357 : | |||
| 1358 : | // make sure to not scale below the minimum framesize | ||
| 1359 : | if (twopass->nns1.quant & NNSTATS_KEYFRAME) | ||
| 1360 : | { | ||
| 1361 : | if (bytes2 < twopass->minisize) | ||
| 1362 : | bytes2 = twopass->minisize; | ||
| 1363 : | } | ||
| 1364 : | else if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 1365 : | { | ||
| 1366 : | if (bytes2 < twopass->minbsize) | ||
| 1367 : | bytes2 = twopass->minbsize; | ||
| 1368 : | } | ||
| 1369 : | else | ||
| 1370 : | { | ||
| 1371 : | if (bytes2 < twopass->minpsize) | ||
| 1372 : | bytes2 = twopass->minpsize; | ||
| 1373 : | } | ||
| 1374 : | |||
| 1375 : | twopass->bytes1 = bytes1; | ||
| 1376 : | twopass->bytes2 = bytes2; | ||
| 1377 : | |||
| 1378 : | // very 'simple' quant<->filesize relationship | ||
| 1379 : | frame->quant = ((twopass->nns1.quant & ~NNSTATS_KEYFRAME) * bytes1) / bytes2; | ||
| 1380 : | |||
| 1381 : | if (frame->quant < 1) | ||
| 1382 : | { | ||
| 1383 : | frame->quant = 1; | ||
| 1384 : | } | ||
| 1385 : | else if (frame->quant > 31) | ||
| 1386 : | { | ||
| 1387 : | frame->quant = 31; | ||
| 1388 : | } | ||
| 1389 : | else if (frame->type != XVID_TYPE_IVOP) | ||
| 1390 : | { | ||
| 1391 : | edgomez | 1053 | /* Foxer: aid desired quantizer precision by accumulating decision error */ |
| 1392 : | suxen_drol | 889 | if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
| 1393 : | { | ||
| 1394 : | bquant_error[frame->quant] += ((double)((twopass->nns1.quant & ~NNSTATS_KEYFRAME) * | ||
| 1395 : | bytes1) / bytes2) - frame->quant; | ||
| 1396 : | |||
| 1397 : | if (bquant_error[frame->quant] >= 1.0) | ||
| 1398 : | { | ||
| 1399 : | bquant_error[frame->quant] -= 1.0; | ||
| 1400 : | ++frame->quant; | ||
| 1401 : | } | ||
| 1402 : | } | ||
| 1403 : | else | ||
| 1404 : | { | ||
| 1405 : | pquant_error[frame->quant] += ((double)((twopass->nns1.quant & ~NNSTATS_KEYFRAME) * | ||
| 1406 : | bytes1) / bytes2) - frame->quant; | ||
| 1407 : | |||
| 1408 : | if (pquant_error[frame->quant] >= 1.0) | ||
| 1409 : | { | ||
| 1410 : | pquant_error[frame->quant] -= 1.0; | ||
| 1411 : | ++frame->quant; | ||
| 1412 : | } | ||
| 1413 : | } | ||
| 1414 : | } | ||
| 1415 : | |||
| 1416 : | // we're done with credits | ||
| 1417 : | if (codec_is_in_credits(&codec->config, codec->framenum)) | ||
| 1418 : | { | ||
| 1419 : | return ICERR_OK; | ||
| 1420 : | } | ||
| 1421 : | |||
| 1422 : | if (frame->type == XVID_TYPE_IVOP) | ||
| 1423 : | { | ||
| 1424 : | if (frame->quant < codec->config.min_iquant) | ||
| 1425 : | { | ||
| 1426 : | frame->quant = codec->config.min_iquant; | ||
| 1427 : | DEBUG2P("I-frame quantizer raised"); | ||
| 1428 : | } | ||
| 1429 : | if (frame->quant > codec->config.max_iquant) | ||
| 1430 : | { | ||
| 1431 : | frame->quant = codec->config.max_iquant; | ||
| 1432 : | DEBUG2P("I-frame quantizer lowered"); | ||
| 1433 : | } | ||
| 1434 : | } | ||
| 1435 : | else | ||
| 1436 : | { | ||
| 1437 : | if (frame->quant > codec->config.max_pquant) | ||
| 1438 : | { | ||
| 1439 : | frame->quant = codec->config.max_pquant; | ||
| 1440 : | } | ||
| 1441 : | if (frame->quant < codec->config.min_pquant) | ||
| 1442 : | { | ||
| 1443 : | frame->quant = codec->config.min_pquant; | ||
| 1444 : | } | ||
| 1445 : | |||
| 1446 : | edgomez | 1053 | /* subsequent frame quants can only be +- 2 */ |
| 1447 : | suxen_drol | 889 | if ((last_pquant || last_bquant) && capped_to_max_framesize == 0) |
| 1448 : | { | ||
| 1449 : | if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 1450 : | { | ||
| 1451 : | edgomez | 1053 | /* this bframe quantizer variation */ |
| 1452 : | /* restriction needs to be redone. */ | ||
| 1453 : | suxen_drol | 889 | if (frame->quant > last_bquant + 2) |
| 1454 : | { | ||
| 1455 : | frame->quant = last_bquant + 2; | ||
| 1456 : | DEBUG2P("B-frame quantizer prevented from rising too steeply"); | ||
| 1457 : | } | ||
| 1458 : | if (frame->quant < last_bquant - 2) | ||
| 1459 : | { | ||
| 1460 : | frame->quant = last_bquant - 2; | ||
| 1461 : | DEBUG2P("B-frame quantizer prevented from falling too steeply"); | ||
| 1462 : | } | ||
| 1463 : | } | ||
| 1464 : | else | ||
| 1465 : | { | ||
| 1466 : | if (frame->quant > last_pquant + 2) | ||
| 1467 : | { | ||
| 1468 : | frame->quant = last_pquant + 2; | ||
| 1469 : | DEBUG2P("P-frame quantizer prevented from rising too steeply"); | ||
| 1470 : | } | ||
| 1471 : | if (frame->quant < last_pquant - 2) | ||
| 1472 : | { | ||
| 1473 : | frame->quant = last_pquant - 2; | ||
| 1474 : | DEBUG2P("P-frame quantizer prevented from falling too steeply"); | ||
| 1475 : | } | ||
| 1476 : | } | ||
| 1477 : | } | ||
| 1478 : | } | ||
| 1479 : | |||
| 1480 : | if (capped_to_max_framesize == 0) | ||
| 1481 : | { | ||
| 1482 : | if (twopass->nns1.quant & NNSTATS_KEYFRAME) | ||
| 1483 : | { | ||
| 1484 : | last_bquant = frame->quant; | ||
| 1485 : | last_pquant = frame->quant; | ||
| 1486 : | } | ||
| 1487 : | else if (twopass->nns1.dd_v & NNSTATS_BFRAME) | ||
| 1488 : | last_bquant = frame->quant; | ||
| 1489 : | else | ||
| 1490 : | last_pquant = frame->quant; | ||
| 1491 : | } | ||
| 1492 : | |||
| 1493 : | /* XXX: vol/vop issues | ||
| 1494 : | if (codec->config.quant_type == QUANT_MODE_MOD) | ||
| 1495 : | { | ||
| 1496 : | edgomez | 949 | frame->general |= (frame->quant < 4) ? XVID_VOL_MPEGQUANT : XVID_H263QUANT; |
| 1497 : | frame->general &= (frame->quant < 4) ? ~XVID_H263QUANT : ~XVID_VOL_MPEGQUANT; | ||
| 1498 : | suxen_drol | 889 | } |
| 1499 : | |||
| 1500 : | if (codec->config.quant_type == QUANT_MODE_MOD_NEW) | ||
| 1501 : | { | ||
| 1502 : | edgomez | 949 | frame->general |= (frame->quant < 4) ? XVID_H263QUANT : XVID_VOL_MPEGQUANT; |
| 1503 : | frame->general &= (frame->quant < 4) ? ~XVID_VOL_MPEGQUANT : ~XVID_H263QUANT; | ||
| 1504 : | suxen_drol | 889 | } |
| 1505 : | */ | ||
| 1506 : | |||
| 1507 : | return ICERR_OK; | ||
| 1508 : | } | ||
| 1509 : | |||
| 1510 : | |||
| 1511 : | int codec_2pass_update(CODEC* codec, xvid_enc_stats_t* stats) | ||
| 1512 : | { | ||
| 1513 : | static __int64 total_size; | ||
| 1514 : | |||
| 1515 : | NNSTATS nns1; | ||
| 1516 : | DWORD wrote; | ||
| 1517 : | int credits_pos, tempdiv; | ||
| 1518 : | char tmp[140]; | ||
| 1519 : | char* quant_type; | ||
| 1520 : | char* frame_type; | ||
| 1521 : | |||
| 1522 : | if (codec->twopass.nns_update_pos == 0) | ||
| 1523 : | { | ||
| 1524 : | total_size = 0; | ||
| 1525 : | } | ||
| 1526 : | |||
| 1527 : | edgomez | 949 | quant_type = (stats->vol_flags & XVID_VOL_MPEGQUANT) ? "MPEG" : "H.263"; |
| 1528 : | suxen_drol | 889 | if (stats->type == XVID_TYPE_IVOP) |
| 1529 : | frame_type = "IVOP"; | ||
| 1530 : | else if (stats->type == XVID_TYPE_BVOP) | ||
| 1531 : | frame_type = "BVOP"; | ||
| 1532 : | else | ||
| 1533 : | frame_type = "PVOP"; | ||
| 1534 : | |||
| 1535 : | switch (codec->config.mode) | ||
| 1536 : | { | ||
| 1537 : | case DLG_MODE_2PASS_1 : | ||
| 1538 : | edgomez | 1053 | nns1.bytes = stats->length; /* total bytes */ |
| 1539 : | suxen_drol | 889 | nns1.dd_v = 0; |
| 1540 : | nns1.dd_u = nns1.dd_y = 0; | ||
| 1541 : | nns1.dk_v = nns1.dk_u = nns1.dk_y = 0; | ||
| 1542 : | nns1.md_u = nns1.md_y = 0; | ||
| 1543 : | nns1.mk_u = nns1.mk_y = 0; | ||
| 1544 : | |||
| 1545 : | // nns1.quant = stats->quant; | ||
| 1546 : | edgomez | 1053 | nns1.quant = 2; /* ugly fix for lumi masking in 1st pass returning new quant */ |
| 1547 : | suxen_drol | 889 | nns1.lum_noise[0] = nns1.lum_noise[1] = 1; |
| 1548 : | |||
| 1549 : | switch(stats->type) | ||
| 1550 : | { | ||
| 1551 : | case XVID_TYPE_IVOP : | ||
| 1552 : | nns1.quant |= NNSTATS_KEYFRAME; | ||
| 1553 : | break; | ||
| 1554 : | |||
| 1555 : | case XVID_TYPE_BVOP : | ||
| 1556 : | nns1.dd_v |= NNSTATS_BFRAME; | ||
| 1557 : | break; | ||
| 1558 : | |||
| 1559 : | case XVID_TYPE_PVOP : | ||
| 1560 : | case XVID_TYPE_SVOP : | ||
| 1561 : | break; | ||
| 1562 : | } | ||
| 1563 : | nns1.kblk = stats->kblks; | ||
| 1564 : | nns1.mblk = stats->mblks; | ||
| 1565 : | nns1.ublk = stats->ublks; | ||
| 1566 : | |||
| 1567 : | total_size += stats->length; | ||
| 1568 : | |||
| 1569 : | DEBUG1ST(stats->length, (int)total_size/1024, frame_type, stats->quant, quant_type, stats->kblks, stats->mblks) | ||
| 1570 : | |||
| 1571 : | |||
| 1572 : | if (WriteFile(codec->twopass.stats1, &nns1, sizeof(NNSTATS), &wrote, 0) == 0 || wrote != sizeof(NNSTATS)) | ||
| 1573 : | { | ||
| 1574 : | DEBUGERR("stats1: WriteFile error"); | ||
| 1575 : | return ICERR_ERROR; | ||
| 1576 : | } | ||
| 1577 : | break; | ||
| 1578 : | |||
| 1579 : | case DLG_MODE_2PASS_2_INT : | ||
| 1580 : | case DLG_MODE_2PASS_2_EXT : | ||
| 1581 : | credits_pos = codec_is_in_credits(&codec->config, codec->twopass.nns_update_pos); | ||
| 1582 : | if (!credits_pos) | ||
| 1583 : | { | ||
| 1584 : | codec->twopass.quant_count[stats->quant]++; | ||
| 1585 : | edgomez | 1053 | /* if ((codec->twopass.nns1.quant & NNSTATS_KEYFRAME)) */ |
| 1586 : | suxen_drol | 889 | if ((codec->twopass.nns1_array[codec->twopass.nns_update_pos].quant & NNSTATS_KEYFRAME)) |
| 1587 : | { | ||
| 1588 : | edgomez | 1053 | /* calculate how much to distribute per frame in */ |
| 1589 : | /* order to make up for this keyframe's overflow */ | ||
| 1590 : | suxen_drol | 889 | |
| 1591 : | codec->twopass.overflow += codec->twopass.KFoverflow; | ||
| 1592 : | edgomez | 1053 | /* codec->twopass.KFoverflow = codec->twopass.desired_bytes2 - frame->length; */ |
| 1593 : | /* XXX: very ugly hack for bframs; this affects twopass quality */ | ||
| 1594 : | suxen_drol | 889 | codec->twopass.KFoverflow = codec->twopass.nns2_array[codec->twopass.nns_update_pos].bytes/*codec->twopass.desired_bytes2*/ - stats->length; |
| 1595 : | |||
| 1596 : | tempdiv = (codec->twopass.keyframe_locations[codec->twopass.KF_idx] - | ||
| 1597 : | codec->twopass.keyframe_locations[codec->twopass.KF_idx - 1]); | ||
| 1598 : | |||
| 1599 : | if (tempdiv > 1) | ||
| 1600 : | { | ||
| 1601 : | edgomez | 1053 | /* non-consecutive keyframes */ |
| 1602 : | suxen_drol | 889 | codec->twopass.KFoverflow_partial = codec->twopass.KFoverflow / (tempdiv - 1); |
| 1603 : | } | ||
| 1604 : | else | ||
| 1605 : | { | ||
| 1606 : | edgomez | 1053 | /* consecutive keyframes */ |
| 1607 : | suxen_drol | 889 | codec->twopass.overflow += codec->twopass.KFoverflow; |
| 1608 : | codec->twopass.KFoverflow = 0; | ||
| 1609 : | codec->twopass.KFoverflow_partial = 0; | ||
| 1610 : | } | ||
| 1611 : | codec->twopass.KF_idx++; | ||
| 1612 : | } | ||
| 1613 : | else | ||
| 1614 : | { | ||
| 1615 : | edgomez | 1053 | /* distribute part of the keyframe overflow */ |
| 1616 : | suxen_drol | 889 | |
| 1617 : | edgomez | 1053 | /* codec->twopass.overflow += codec->twopass.desired_bytes2 - frame->length + */ |
| 1618 : | /* codec->twopass.KFoverflow_partial; */ | ||
| 1619 : | suxen_drol | 889 | codec->twopass.overflow += codec->twopass.nns2_array[codec->twopass.nns_update_pos].bytes/*codec->twopass.desired_bytes2*/ - stats->length + |
| 1620 : | codec->twopass.KFoverflow_partial; | ||
| 1621 : | codec->twopass.KFoverflow -= codec->twopass.KFoverflow_partial; | ||
| 1622 : | } | ||
| 1623 : | } | ||
| 1624 : | else | ||
| 1625 : | { | ||
| 1626 : | edgomez | 1053 | /* codec->twopass.overflow += codec->twopass.desired_bytes2 - frame->length; */ |
| 1627 : | suxen_drol | 889 | codec->twopass.overflow += codec->twopass.nns2_array[codec->twopass.nns_update_pos].bytes/*codec->twopass.desired_bytes2*/ - stats->length; |
| 1628 : | |||
| 1629 : | edgomez | 1053 | /* ugly fix for credits.. */ |
| 1630 : | suxen_drol | 889 | codec->twopass.overflow += codec->twopass.KFoverflow; |
| 1631 : | codec->twopass.KFoverflow = 0; | ||
| 1632 : | codec->twopass.KFoverflow_partial = 0; | ||
| 1633 : | edgomez | 1053 | /* end of ugly fix. */ |
| 1634 : | suxen_drol | 889 | } |
| 1635 : | |||
| 1636 : | /* XXX: remove | ||
| 1637 : | frame_type="inter"; | ||
| 1638 : | if (frame->intra==1) { | ||
| 1639 : | frame_type="intra"; | ||
| 1640 : | } | ||
| 1641 : | else if (codec->twopass.nns1.dd_v & NNSTATS_BFRAME) { | ||
| 1642 : | frame_type="bframe"; | ||
| 1643 : | } | ||
| 1644 : | else if (codec->twopass.nns1.dd_v & NNSTATS_SKIPFRAME) { | ||
| 1645 : | frame_type="skipped"; | ||
| 1646 : | frame->quant = 2; | ||
| 1647 : | codec->twopass.bytes1 = 1; | ||
| 1648 : | codec->twopass.desired_bytes2 = 1; | ||
| 1649 : | frame->length = 1; | ||
| 1650 : | } | ||
| 1651 : | else if (codec->twopass.nns1.dd_v & NNSTATS_PADFRAME) { | ||
| 1652 : | frame_type="padded"; | ||
| 1653 : | frame->quant = 2; | ||
| 1654 : | codec->twopass.bytes1 = 7; | ||
| 1655 : | codec->twopass.desired_bytes2 = 7; | ||
| 1656 : | frame->length = 7; | ||
| 1657 : | } | ||
| 1658 : | else if (codec->twopass.nns1.dd_v & NNSTATS_DELAYFRAME) { | ||
| 1659 : | frame_type="delayed"; | ||
| 1660 : | frame->quant = 2; | ||
| 1661 : | codec->twopass.bytes1 = 1; | ||
| 1662 : | codec->twopass.desired_bytes2 = 1; | ||
| 1663 : | frame->length = 1; | ||
| 1664 : | } | ||
| 1665 : | */ | ||
| 1666 : | |||
| 1667 : | edgomez | 1053 | /* DEBUG2ND(frame->quant, quant_type, frame_type, codec->twopass.bytes1, codec->twopass.desired_bytes2, frame->length, codec->twopass.overflow, credits_pos) */ |
| 1668 : | suxen_drol | 889 | wsprintf(tmp, "[%i] 2nd-pass: quant:%d %s %s stats1:%d scaled:%d actual:%d overflow:%d %s", |
| 1669 : | codec->twopass.nns_update_pos, | ||
| 1670 : | stats->quant, | ||
| 1671 : | quant_type, | ||
| 1672 : | frame_type, | ||
| 1673 : | codec->twopass.nns1_array[codec->twopass.nns_update_pos].bytes, | ||
| 1674 : | codec->twopass.nns2_array[codec->twopass.nns_update_pos].bytes, /* codec->twopass.desired_bytes2, */ | ||
| 1675 : | stats->length, | ||
| 1676 : | codec->twopass.overflow, | ||
| 1677 : | credits_pos ? "credits" : "movie"); | ||
| 1678 : | OutputDebugString(tmp); | ||
| 1679 : | |||
| 1680 : | codec->twopass.nns_update_pos++; | ||
| 1681 : | break; | ||
| 1682 : | |||
| 1683 : | default: | ||
| 1684 : | break; | ||
| 1685 : | } | ||
| 1686 : | |||
| 1687 : | return ICERR_OK; | ||
| 1688 : | } | ||
| 1689 : | |||
| 1690 : | void codec_2pass_finish(CODEC* codec) | ||
| 1691 : | { | ||
| 1692 : | int i; | ||
| 1693 : | char s[100]; | ||
| 1694 : | |||
| 1695 : | if (codec->twopass.nns1_array) | ||
| 1696 : | { | ||
| 1697 : | free(codec->twopass.nns1_array); | ||
| 1698 : | codec->twopass.nns1_array = NULL; | ||
| 1699 : | } | ||
| 1700 : | if (codec->twopass.nns2_array) | ||
| 1701 : | { | ||
| 1702 : | free(codec->twopass.nns2_array); | ||
| 1703 : | codec->twopass.nns2_array = NULL; | ||
| 1704 : | } | ||
| 1705 : | codec->twopass.nns_array_size = 0; | ||
| 1706 : | codec->twopass.nns_array_length = 0; | ||
| 1707 : | codec->twopass.nns_array_pos = 0; | ||
| 1708 : | |||
| 1709 : | if (codec->config.mode == DLG_MODE_2PASS_2_EXT || codec->config.mode == DLG_MODE_2PASS_2_INT) | ||
| 1710 : | { | ||
| 1711 : | edgomez | 1053 | /* output the quantizer distribution for this encode. */ |
| 1712 : | suxen_drol | 889 | |
| 1713 : | OutputDebugString("Quantizer distribution for 2nd pass:"); | ||
| 1714 : | for (i=1; i<=31; i++) | ||
| 1715 : | { | ||
| 1716 : | if (codec->twopass.quant_count[i]) | ||
| 1717 : | { | ||
| 1718 : | wsprintf(s, "Q:%i:%i", i, codec->twopass.quant_count[i]); | ||
| 1719 : | OutputDebugString(s); | ||
| 1720 : | } | ||
| 1721 : | } | ||
| 1722 : | return; | ||
| 1723 : | } | ||
| 1724 : | } | ||
| 1725 : |
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